package com.taylor.community.util;

import com.alibaba.fastjson.JSONObject;
import org.apache.commons.lang3.StringUtils;
import org.springframework.util.DigestUtils;

import java.util.Map;
import java.util.UUID;

public class CommunityUtil {

    //生成随机字符串
    public static String generateUUID(){
        return UUID.randomUUID().toString().replace("-","");
    }
    //MD5加密 将传入的字符串转换成16进制字符串
    public static String md5(String key){
        if(StringUtils.isBlank(key)){
            return null;
        }
        return DigestUtils.md5DigestAsHex(key.getBytes());
    }
    //封装返回json格式的字符串
    public static String getJSONString(int code, String msg, Map<String,Object> map) {
        JSONObject json = new JSONObject();
        json.put("code", code);
        json.put("msg", msg);
        if (map != null) {
            json.put("data", map);
        }
        return json.toJSONString();
    }
    public static String getJSONString(int code, String msg) {
        return getJSONString(code,msg,null);
    }
    public static String getJSONString(int code) {
        return getJSONString(code,null,null);
    }
}
